Side by side

AVI-8 Flyboy Airmaster GMT AutomaticvsYema Wristmaster Slim Small Seconds CMM.29

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Flyboy Airmaster GMT Automatic
AVI-8Flyboy Airmaster GMT Automatic
MSRP $365
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

8 of 29 specs differ
Diameter
Flyboy Airmaster GMT Automatic40mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
Flyboy Airmaster GMT Automatic40h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
Flyboy Airmaster GMT Automatic50m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
Flyboy Airmaster GMT Automatic$365
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

6 specs
Category
GMT
Dress
Diameter
40mm
39mm
Thickness
9mm
Lug Width
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
50m
100m

Movement

1 specs
Caliber
NH34
Yema CMM.29

Pricing

1 specs
MSRP
$365
$2,249

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

AVI-8 Flyboy Airmaster GMT Automatic

Owners widely praise the AVI-8 Flyboy Airmaster GMT Automatic for its robust build quality, intricate three-timezone function, and crisp dial texture. The watch is noted for its wearable 41mm case size and 48.5mm lug-to-lug, with an internally positioned GMT complication that maintains a clean dial appearance. Some owners report the stock leather strap feels cheap and limits strap changing options. On balance, owners rate the AVI-8 Flyboy Airmaster GMT Automatic highly for its solid finishing and value, particularly highlighting the dial's depth and texture.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

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